BirdAnalyst
BBS Route · Arizona · BCR 34

Skull Valley 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 62 species recorded across 1 survey years, still active.

62Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
1Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2025–2025Span
1Observers

Bird Species Found on Arizona Skull Valley 2

Top 40 of 62 species by most recent count. Each links to its species trend.

Species recorded on the Skull Valley 2 route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Mourning DoveColumbidae752025n/an/a
Spotted TowheePasserellidae482025n/an/a
Common RavenCorvidae462025n/an/a
Northern MockingbirdMimidae392025n/an/a
Ash-throated FlycatcherTyrannidae382025n/an/a
Horned LarkAlaudidae382025n/an/a
European StarlingSturnidae342025n/an/a
Gambel's QuailOdontophoridae312025n/an/a
Cassin's KingbirdTyrannidae242025n/an/a
Cliff SwallowHirundinidae222025n/an/a
Western MeadowlarkIcteridae202025n/an/a
Woodhouse's Scrub-JayCorvidae182025n/an/a
Western KingbirdTyrannidae172025n/an/a
Lark SparrowPasserellidae172025n/an/a
Eurasian Collared-DoveColumbidae172025n/an/a
Brown-headed CowbirdIcteridae142025n/an/a
Red-winged BlackbirdIcteridae142025n/an/a
American RobinTurdidae122025n/an/a
Greater RoadrunnerCuculidae82025n/an/a
Say's PhoebeTyrannidae82025n/an/a
Black-headed GrosbeakCardinalidae82025n/an/a
House SparrowPasseridae82025n/an/a
PhainopeplaPtiliogonatidae72025n/an/a
Red-tailed HawkAccipitridae62025n/an/a
Acorn WoodpeckerPicidae62025n/an/a
House FinchFringillidae62025n/an/a
Bewick's WrenTroglodytidae52025n/an/a
Black-chinned SparrowPasserellidae42025n/an/a
Juniper TitmouseParidae42025n/an/a
Turkey VultureCathartidae32025n/an/a
Western Wood-PeweeTyrannidae32025n/an/a
Canyon TowheePasserellidae32025n/an/a
Western TanagerCardinalidae32025n/an/a
Summer TanagerCardinalidae32025n/an/a
Yellow WarblerParulidae32025n/an/a
KilldeerCharadriidae22025n/an/a
Swainson's HawkAccipitridae22025n/an/a
Prairie FalconFalconidae22025n/an/a
Ladder-backed WoodpeckerPicidae22025n/an/a
Vermilion FlycatcherTyrannidae22025n/an/a

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.